Source page: Oil analysis report TR-OA-2026-0614 - WTG-07 gearbox oil · Original file: original.pdf, p. 2 · Provenance: ✓ quote verified (native text)
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Figure 1 - Iron and PQ index of the WTG-07 gearbox oil
Results relate only to the sample received. Report approved by Imogen Thackwray, Senior Lubrication Analyst, Trey Research Laboratories.
Table t03
| Row | Sample date | Report | Oil | Fe (ppm) | PQ index | Viscosity 40 °C | Status |
|---|---|---|---|---|---|---|---|
| 2 | 2025-06-11 | TR-OA-2025-0388 | PWG 320 | 22 | 19 | 318 | NORMAL |
| 3 | 2025-12-09 | TR-OA-2025-0951 | PWG 220 | 18 | 21 | 221 | NORMAL |
| 4 | 2026-03-17 | TR-OA-2026-0241 | PWG 220 | 31 | 44 | 224 | NORMAL |
| 5 | 2026-06-10 | TR-OA-2026-0614 | PWG 220 | 64 | 112 | 229 | ALERT |